Frogs have thrived for hundreds of millions of ... In the new paper, de la Fuente and his co-authors demonstrate how "structure-guided design," a process involving minute changes to the peptide's ...

Granted, the disenchanted lot was snorting fire but Uhuru remained undeterred: "A frog’s eyes cannot deter a cow from drinking water," he snarled. Well, Uhuru did drink from the waterhole when ...